【C7】A．NeverthelessB．HoweverC．MoreoverD．Although

【C14】A．neverthelessB．howeverC．moreoverD．therefore

【C18】A．ConsequentlyB．HoweverC．BecauseD．Although

【C15】A．ThereforeB．HoweverC．MoreoverD．And

【C7】A．ButB．ThoughC．MoreoverD．Nevertheless

【C7】A．NeverthelessB．MoreoverC．ThereforeD．Then

【C8】A．BecauseB．HoweverC．NeverthelessD．Although